15. Timer0 And Timer1; Features; Applications - Philips LPC2194 User Manual

Philips Semiconductors
ARM-based Microcontroller

15. TIMER0 AND TIMER1

Timer0 and Timer1 are functionally identical except for the peripheral base address.

FEATURES

• A 32-bit Timer/Counter with a programmable 32-bit Prescaler.
• Up to four 32-bit capture channels per timer, that can take a snapshot of the timer value when an input signal transitions. A
capture event may also optionally generate an interrupt.
• Four 32-bit match registers that allow:
- Continuous operation with optional interrupt generation on match.
- Stop timer on match with optional interrupt generation.
- Reset timer on match with optional interrupt generation.
• Up to four external outputs corresponding to match registers, with the following capabilities:
- Set low on match.
- Set high on match.
- Toggle on match.
- Do nothing on match.

APPLICATIONS

• Interval Timer for counting internal events.
• Pulse Width Demodulator via Capture inputs.
• Free running timer.
Timer0 and Timer1
LPC2119/2129/2194/2292/2294
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Preliminary User Manual
May 03, 2004